Bump version of pre-commit hooks (backport #67)

[mergify]

This pull request contains auto-updated files of the pre-commit config. @ros-controls/ros2-maintainers please run the pre-commit workflow manually on the branch auto-update- before merging.

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This is an automatic backport of pull request #67 done by Mergify.

[mergify]

Cherry-pick of 6a70ff0 has failed:

On branch mergify/bp/humble/pr-67
Your branch is up to date with 'origin/humble'.

You are currently cherry-picking commit 6a70ff0.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   .pre-commit-config.yaml

no changes added to commit (use "git add" and/or "git commit -a")

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.50%. Comparing base (9e46ed1) to head (6eeb6f6).

Additional details and impacted files

@@           Coverage Diff           @@
##           humble      #68   +/-   ##
=======================================
  Coverage   71.50%   71.50%           
=======================================
  Files           4        4           
  Lines         200      200           
  Branches      134      134           
=======================================
  Hits          143      143           
  Misses         25       25           
  Partials       32       32           

Flag	Coverage Δ
unittests	71.50% <ø> (ø)

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